mirror of https://github.com/morpheus65535/bazarr
138 lines
4.6 KiB
Python
138 lines
4.6 KiB
Python
# -*- coding: utf-8 -*-
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"""
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flask.wrappers
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~~~~~~~~~~~~~~
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Implements the WSGI wrappers (request and response).
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:copyright: 2010 Pallets
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:license: BSD-3-Clause
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"""
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from werkzeug.exceptions import BadRequest
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from werkzeug.wrappers import Request as RequestBase
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from werkzeug.wrappers import Response as ResponseBase
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from werkzeug.wrappers.json import JSONMixin as _JSONMixin
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from . import json
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from .globals import current_app
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class JSONMixin(_JSONMixin):
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json_module = json
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def on_json_loading_failed(self, e):
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if current_app and current_app.debug:
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raise BadRequest("Failed to decode JSON object: {0}".format(e))
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raise BadRequest()
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class Request(RequestBase, JSONMixin):
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"""The request object used by default in Flask. Remembers the
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matched endpoint and view arguments.
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It is what ends up as :class:`~flask.request`. If you want to replace
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the request object used you can subclass this and set
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:attr:`~flask.Flask.request_class` to your subclass.
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The request object is a :class:`~werkzeug.wrappers.Request` subclass and
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provides all of the attributes Werkzeug defines plus a few Flask
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specific ones.
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"""
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#: The internal URL rule that matched the request. This can be
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#: useful to inspect which methods are allowed for the URL from
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#: a before/after handler (``request.url_rule.methods``) etc.
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#: Though if the request's method was invalid for the URL rule,
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#: the valid list is available in ``routing_exception.valid_methods``
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#: instead (an attribute of the Werkzeug exception
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#: :exc:`~werkzeug.exceptions.MethodNotAllowed`)
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#: because the request was never internally bound.
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#:
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#: .. versionadded:: 0.6
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url_rule = None
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#: A dict of view arguments that matched the request. If an exception
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#: happened when matching, this will be ``None``.
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view_args = None
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#: If matching the URL failed, this is the exception that will be
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#: raised / was raised as part of the request handling. This is
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#: usually a :exc:`~werkzeug.exceptions.NotFound` exception or
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#: something similar.
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routing_exception = None
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@property
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def max_content_length(self):
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"""Read-only view of the ``MAX_CONTENT_LENGTH`` config key."""
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if current_app:
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return current_app.config["MAX_CONTENT_LENGTH"]
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@property
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def endpoint(self):
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"""The endpoint that matched the request. This in combination with
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:attr:`view_args` can be used to reconstruct the same or a
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modified URL. If an exception happened when matching, this will
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be ``None``.
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"""
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if self.url_rule is not None:
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return self.url_rule.endpoint
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@property
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def blueprint(self):
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"""The name of the current blueprint"""
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if self.url_rule and "." in self.url_rule.endpoint:
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return self.url_rule.endpoint.rsplit(".", 1)[0]
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def _load_form_data(self):
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RequestBase._load_form_data(self)
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# In debug mode we're replacing the files multidict with an ad-hoc
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# subclass that raises a different error for key errors.
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if (
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current_app
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and current_app.debug
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and self.mimetype != "multipart/form-data"
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and not self.files
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):
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from .debughelpers import attach_enctype_error_multidict
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attach_enctype_error_multidict(self)
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class Response(ResponseBase, JSONMixin):
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"""The response object that is used by default in Flask. Works like the
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response object from Werkzeug but is set to have an HTML mimetype by
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default. Quite often you don't have to create this object yourself because
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:meth:`~flask.Flask.make_response` will take care of that for you.
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If you want to replace the response object used you can subclass this and
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set :attr:`~flask.Flask.response_class` to your subclass.
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.. versionchanged:: 1.0
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JSON support is added to the response, like the request. This is useful
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when testing to get the test client response data as JSON.
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.. versionchanged:: 1.0
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Added :attr:`max_cookie_size`.
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"""
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default_mimetype = "text/html"
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def _get_data_for_json(self, cache):
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return self.get_data()
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@property
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def max_cookie_size(self):
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"""Read-only view of the :data:`MAX_COOKIE_SIZE` config key.
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See :attr:`~werkzeug.wrappers.BaseResponse.max_cookie_size` in
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Werkzeug's docs.
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"""
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if current_app:
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return current_app.config["MAX_COOKIE_SIZE"]
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# return Werkzeug's default when not in an app context
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return super(Response, self).max_cookie_size
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